Model: 12283118
Matched Spur Gear SetSpecial Features:
Osteel alloy, 9130, per ams 6260 or ams 6265; heat treatment: spur gears 12283157 & 12283158 carburize & harden entire gear teeth & surfaces indicatedper agma 246.01, grade 5, mil-h-6875 & mil-s-6090; case req. At gear tooth pitch line: surface hardness rockwell 30n75-81, depth from surface to hardness of rc50 0.052/0.062, core hardness rc32-44, top lands & end faces not case hardened; spur gear 12283159 carburize & harden entire gear teeth per agma 246.01, grade 5, mil-h-6875 & mil-s-6090, casereq. At gear tooth pitch line: surfacehardness rockwell 30n 75-81, depth fromsurface to hardness of rc50 0.024/0.034, core hardness rc 32-44, top lands & end faces not case hardened; external involute spur gea (12283157)data: 14 teeth; diametral pitch is 3.5; pressure angle is 25 deg.; external spur gear(12283159)data: 65 teeth; diametral pitch is 10; pressure angle is 20 deg.; external involute spline data: 23 teeth(basic-1 tooth removed) ; diametral pitch is 12/24; pressure angle is 30 deg.
Properties:
A grouping of two or more or any combination of gear, spur; gearshaft, spur and/or gear cluster, spur which have been matched together for a given characteristic within a specified tolerance. Includes only those gears designed and tested to accomplish a specifically designed function.
Part 12283118 NSN 3020-01-073-3164
Material Classification
Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicatorsPackaging & Shipping
Freight Classification
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Schedule B and Export
- Schedule B: 8483409000
- SITC: 74840
- End Use: Industrial machines, other
- NAICS: 333612
- USDA: 1
Freight Class: Gears and gearing, other than toothed wheels, chain sprockets and other transmission elements entered separately
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